CAS number index

CAS numbers starting with 663, page 4

423 chemicals have a CAS number that starts with 663. They are listed in CAS order.

Showing 301 to 400 of 423 chemicals

CAS numberChemical nameFormulaMol. weight

663616-22-66-tert-Butyl-1H,2H,3H-pyrazolo[1,5-a]imidazol-2-oneC₉H₁₃N₃O179.22
663617-20-72-Hydroxy-1-naphthaldehyde N-phenylthiosemicarbazoneC₁₈H₁₅N₃OS321.40
663619-89-4Tgx-221C₂₁H₂₄N₄O₂364.45
66362-34-32-(Prop-2-yn-1-yloxy)benzamideC₁₀H₉NO₂175.19
66362-61-66-Phenyltetrazolo[1,5-b]pyridazineC₁₀H₇N₅197.20
663620-70-02-((1-(7-Methyl-2-morpholino-4-oxo-4H-pyrido[1,2-a]pyrimidin-9-yl)ethyl)amino)benzoic acidC₂₂H₂₄N₄O₄408.46
66365-05-7N-(tert-Butyldimethylsilyl)dimethylamineC₈H₂₁NSi159.35
66366-28-72-(1,1-Dioxido-3-oxo-1,2-benzothiazol-2(3H)-yl)-N-(pyridin-2-yl)acetamideC₁₄H₁₁N₃O₄S317.33
66366-98-13-Ethyl-3,4-dihydroquinoxalin-2(1H)-oneC₁₀H₁₂N₂O176.22
66367-05-37-Chloro-3,4-dihydro-1H-quinoxalin-2-oneC₈H₇ClN₂O182.61
66367-11-17-Fluoro-1,2,3,4-tetrahydroquinoxalin-2-oneC₈H₇FN₂O166.16
66369-14-0Derivatized silica gelC₁₈H₃₇253.49
6637-08-71,1'-(1,4-Tetramethylene)bis(2,5-dimethylpyrrole)C₁₆H₂₄N₂244.38
6637-10-13-(2,3-Dihydro-1H-indol-2-yl)-1H-indoleC₁₆H₁₄N₂234.30
6637-17-81-Methyl-5-phenylimidazolidine-2,4-dioneC₁₀H₁₀N₂O₂190.20
6637-24-73-Butyl-3,4-dihydro-2H-pyrido-(1,2-A)pyrimidine-2,4-dioneC₁₂H₁₄N₂O₂218.26
6637-29-22-(Phenoxymethyl)-1H-benzimidazoleC₁₄H₁₂N₂O224.26
6637-31-65,6-Dimethyl-6H-phenanthridineC₁₅H₁₅N209.29
6637-37-24-{[({4-[(Pyridin-2-ylamino)sulfonyl]phenyl}amino)carbonothioyl]amino}benzoic acidC₁₉H₁₆N₄O₄S₂428.50
6637-45-21-(Naphthalen-2-yl)-2,5-dihydro-1H-pyrrole-2,5-dioneC₁₄H₉NO₂223.23
6637-87-2Disodium 4-((2,4-dihydroxy-5-((2-hydroxy-3,5-dinitrophenyl)azo)-3-((4-nitrophenyl)azo)phenyl)azo)-5-hydroxynaphthalene-2,7-disulphonateC₂₈H₁₅N₉Na₂O₁₆S₂843.59
66370-79-4Diclofenac isopropyl esterC₁₇H₁₇Cl₂NO₂338.23
66373-25-91-(2-Amino-4-methylpyrimidin-5-yl)ethan-1-oneC₇H₉N₃O151.17
66373-26-01-(4-Methyl-2-(methylthio)pyrimidin-5-yl)ethanoneC₈H₁₀N₂OS182.25
66373-33-91-[4-Methyl-2-(1-piperidinyl)-5-pyrimidinyl]ethanoneC₁₂H₁₇N₃O219.29
66373-46-4Ethyl 2-hydrazinyl-4-methylpyrimidine-5-carboxylateC₈H₁₂N₄O₂196.21
66373-54-46-Ethyl-6-methyl-5,6-dihydrobenzo[4,5]imidazo[1,2-c]quinazolineC₁₇H₁₇N₃263.34
66373-55-55,6-Dihydro-6-methyl-6-propylbenzimidazo[1,2-c]quinazolineC₁₈H₁₉N₃277.37
66374-57-01-(Adamantan-2-yl)-2-chloroethan-1-oneC₁₂H₁₇ClO212.72
66375-36-8Benzenesulfonic acid, methyl-, compd. with 4,4-dimethyloxazolidine (1:1)C₁₂H₁₉NO₄S273.35
66375-96-0N-(2-(4-((((Cyclohexylamino)carbonyl)amino)sulfonyl)phenyl)ethyl)-6-methyl-2-pyrazinecarboxamideC₂₁H₂₇N₅O₄S445.55
66376-36-1Alendronic acidC₄H₁₃NO₇P₂249.10
66377-63-7(1,2,3,4-Tetrahydronaphthalen-1-yl)methanolC₁₁H₁₄O162.23
6638-05-74-Methyl-2,6-dimethoxyphenolC₉H₁₂O₃168.19
6638-09-12,6-Dibromo-4-[(cyclohexylamino)methyl]phenolC₁₃H₁₇Br₂NO363.09
6638-14-81-[(4-Bromoanilino)methyl]naphthalen-2-olC₁₇H₁₄BrNO328.21
6638-24-01-((4-Methoxyanilino)methyl)-2-naphtholC₁₈H₁₇NO₂279.34
6638-25-13-(Acetyloxy)-9-mercaptoandrosta-3,5-diene-11,17-dioneC₂₁H₂₆O₄S374.50
6638-45-52-(3,4-Dimethoxyphenyl)benzothiazoleC₁₅H₁₃NO₂S271.34
6638-46-62-Pentan-3-yl-1H-imidazoleC₈H₁₄N₂138.21
6638-60-42-Amino-7-bromofluoreneC₁₃H₁₀BrN260.13
6638-61-52-Bromo-7-nitrofluoreneC₁₃H₈BrNO₂290.12
6638-62-62,4-Diamino-9H-fluoren-9-oneC₁₃H₁₀N₂O210.24
6638-64-83-Nitro-6H-dibenzo(b,d)pyran-6-oneC₁₃H₇NO₄241.20
6638-79-5Methanamine, N-methoxy-, hydrochloride (1:1)C₂H₈ClNO97.55
6638-87-52-Hydroxy-5-tert-butylbenzyl alcoholC₁₁H₁₆O₂180.25
6638-88-66-Bromo-3-cyclohexyl-3,4-dihydro-2H-1,3-benzoxazineC₁₄H₁₈BrNO296.21
6638-91-12-(Piperidinomethyl)-1-naphtholC₁₆H₁₉NO241.33
6638-94-41-{[(2-Nitrophenyl)amino]methyl}naphthalen-2-olC₁₇H₁₄N₂O₃294.31
6638-95-51-[(Phenylamino)methyl]naphthalen-2-olC₁₇H₁₅NO249.31
66380-72-12-(Cyclohexylamino)-5-nitrobenzoic acidC₁₃H₁₆N₂O₄264.28
66381-03-12-Benzamido-2-(4-chlorophenyl)sulfanylacetic acidC₁₅H₁₂ClNO₃S321.79
66384-66-55-Trifluoromethyl-2'-deoxycytidineC₁₀H₁₂F₃N₃O₄295.22
66384-75-6Propylcarbamic acidC₄H₉NO₂103.12
66386-19-45-(2-Hydroxy-1-naphthylmethylene)barbituric acidC₁₅H₁₀N₂O₄282.25
66386-23-02,4,6(1H,3H,5H)-Pyrimidinetrione, 5-[(2-hydroxyphenyl)methylene]-C₁₁H₈N₂O₄232.19
663884-75-1(2,4-Dichlorophenyl)(1,4-thiazinan-4-yl)methanoneC₁₁H₁₁Cl₂NOS276.19
663884-78-4(2-Chlorophenyl)(1,4-thiazinan-4-yl)methanoneC₁₁H₁₂ClNOS241.74
663884-79-5Furan-2-yl(thiomorpholin-4-yl)methanoneC₉H₁₁NO₂S197.26
663884-84-22-(3,5-Dimethyl-1H-pyrazol-1-yl)benzonitrileC₁₂H₁₁N₃197.24
663885-01-63-Nitro-4-pyridin-2-ylsulfanylbenzonitrileC₁₂H₇N₃O₂S257.27
66389-80-84-Boc-aminomethyl-benzonitrileC₁₃H₁₆N₂O₂232.28
663892-51-1MiliusolC₁₈H₂₄O₄304.39
6639-06-11H-Indole-1-propionic acidC₁₁H₁₁NO₂189.21
6639-25-43-(1-Naphthoyl)benzoic acidC₁₈H₁₂O₃276.29
6639-30-12,4,5-TrichlorotolueneC₇H₅Cl₃195.48
6639-36-72-NitrodibenzothiopheneC₁₂H₇NO₂S229.26
6639-55-0Formamide, N-(2,5-dichlorophenyl)-C₇H₅Cl₂NO190.03
6639-57-21,3-Benzothiazole-2-carbaldehydeC₈H₅NOS163.20
6639-60-73',4'-FormoxylidideC₉H₁₁NO149.19
6639-62-9Saccharin N-(2-acetic acid methyl ester)C₁₀H₉NO₅S255.25
6639-69-61,3-Bis[(E)-(2-hydroxy-3-methoxyphenyl)methylideneamino]ureaC₁₇H₁₈N₄O₅358.35
6639-79-86-Chloro-1,4-dihydro-2,3-quinoxalinedioneC₈H₅ClN₂O₂196.59
6639-82-36-MethoxyquinoxalineC₉H₈N₂O160.18
6639-86-72-Methylquinoxaline 1,4-dioxideC₉H₈N₂O₂176.18
6639-87-8Quinoxaline, 6-nitro-C₈H₅N₃O₂175.15
6639-99-2alpha-DihydroequileninC₁₈H₂₀O₂268.36
66390-44-1(4-Bromo-phenyl)-(2,3,4,5,6-pentafluoro-phenyl)-methanolC₁₃H₆BrF₅O353.08
663907-15-12-Imino-1-isopropyl-10-methyl-5-oxo-N-(3-pyridinylmethyl)-1,5-dihydro-2H-dipyrido[1,2-a:2',3'-d]pyrimidine-3-carboxamideC₂₂H₂₂N₆O₂402.46
663910-41-6Pinotin AC₃₁H₂₉O₁₄+625.56
663914-93-04-(Cyclohexa-1,4-dien-1-yl)butanoic acidC₁₀H₁₄O₂166.22
663919-93-5Icariside B1C₁₉H₃₀O₈386.44
663921-15-1Amino-PEG4-acidC₁₁H₂₃NO₆265.31
663928-76-56-Bromo-3-{[4-(2-methoxyphenyl)piperazino]carbonyl}-2H-chromen-2-oneC₂₁H₁₉BrN₂O₄443.30
663928-85-64-[(2-Oxo-1,3-benzoxazol-3-yl)methyl]benzonitrileC₁₅H₁₀N₂O₂250.26
663929-12-2N-[5-(4-Methoxyphenyl)-1,3-dimethyl-2,4-dioxopyrrolo[3,4-d]pyrimidin-6-yl]acetamideC₁₇H₁₈N₄O₄342.36
663929-22-43-[4-(2-Fluorophenyl)piperazine-1-carbonyl]-6-methoxy-2H-chromen-2-oneC₂₁H₁₉FN₂O₄382.39
663929-25-7N-(1,5-Dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazol-4-yl)-1-phenylcyclopentane-1-carboxamideC₂₃H₂₅N₃O₂375.47
663929-31-51-(2-Fluorobenzyl)-2-(methylsulfonyl)-1H-benzo[d]imidazoleC₁₅H₁₃FN₂O₂S304.35
663929-33-76-Methyl-3-[(2-methylphenoxy)methyl]-5,6-dihydro[1,3]thiazolo[2,3-c][1,2,4]triazoleC₁₃H₁₅N₃OS261.35
663929-34-83-Methyl-2-[2-(4-methyl-5-thiazolyl)ethylthio]-4-quinazolinoneC₁₅H₁₅N₃OS₂317.44
663929-66-62-Methoxy-N-[2-(4-phenyl-1,3-thiazol-2-yl)ethyl]acetamideC₁₄H₁₆N₂O₂S276.36
663929-91-7Ethyl 4-(6-bromo-2-oxo-2H-chromene-3-carbonyl)piperazine-1-carboxylateC₁₇H₁₇BrN₂O₅409.24
663929-98-46-Bromo-3-(2-ethylpiperidine-1-carbonyl)-2H-chromen-2-oneC₁₇H₁₈BrNO₃364.24
66393-01-91,2,3,4-Tetrahydroisoquinolin-7-ol hydrochlorideC₉H₁₂ClNO185.65
663930-71-05,5-Diethyl-1-[oxo(1-piperidinyl)methyl]-6H-pyrrolo[2,1-a]isoquinoline-2,3-dioneC₂₂H₂₆N₂O₃366.46
663930-72-13-(3,3-Dimethyl-3,4-dihydro-isoquinolin-1-yl)-chromen-2-oneC₂₀H₁₇NO₂303.36
663931-09-76-Chloro-2-methoxy-4-methylpyridine-3-carboxylic acidC₈H₈ClNO₃201.61
663935-81-74-Piperidyl-1-(2-thienylcarbonyl)piperidine-4-carboxamideC₁₆H₂₃N₃O₂S321.45
663936-16-12-[3-Cyano-4-(methoxymethyl)-6-methyl-2-oxopyridin-1-yl]-N-(2,4-dichlorophenyl)acetamideC₁₇H₁₅Cl₂N₃O₃380.23

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